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o ;j � @ sl d dl mZ d dlmZmZmZmZmZmZm Z edd�Z G dd� de �Z d dd �Z e jZe jZd d � ZdS ) � ��bord)�load_pycryptodome_raw_lib� VoidPointer� SmartPointer�create_string_buffer�get_raw_buffer�c_size_t� c_uint8_ptrzCryptodome.Hash._SHA224a� int SHA224_init(void **shaState); int SHA224_destroy(void *shaState); int SHA224_update(void *hs, const uint8_t *buf, size_t len); int SHA224_digest(const void *shaState, uint8_t *digest, size_t digest_size); int SHA224_copy(const void *src, void *dst); int SHA224_pbkdf2_hmac_assist(const void *inner, const void *outer, const uint8_t *first_digest, uint8_t *final_digest, size_t iterations, size_t digest_size); c @ sP e Zd ZdZdZdZdZddd�Zdd � Zd d � Z d d � Z dd� Z ddd�Z dS )� SHA224Hasha� A SHA-224 hash object. Do not instantiate directly. Use the :func:`new` function. :ivar oid: ASN.1 Object ID :vartype oid: string :ivar block_size: the size in bytes of the internal message block, input to the compression function :vartype block_size: integer :ivar digest_size: the size in bytes of the resulting hash :vartype digest_size: integer � �@ z2.16.840.1.101.3.4.2.4Nc C sL t � }t�|�� �}|rtd| ��t|�� tj�| _|r$| � |� d S d S )Nz#Error %d while instantiating SHA224) r �_raw_sha224_libZ SHA224_initZ address_of� ValueErrorr �getZSHA224_destroy�_state�update)�self�data�state�result� r �J/opt/saltstack/salt/lib/python3.10/site-packages/Cryptodome/Hash/SHA224.py�__init__H s ���zSHA224Hash.__init__c C s4 t �| j�� t|�tt|���}|rtd| ��dS )z�Continue hashing of a message by consuming the next chunk of data. Args: data (byte string/byte array/memoryview): The next chunk of the message being hashed. z'Error %d while hashing data with SHA224N)r Z SHA224_updater r r r �lenr )r r r r r r r S s ���zSHA224Hash.updatec C s< t | j�}t�| j�� |t| j��}|rtd| ��t|�S )z�Return the **binary** (non-printable) digest of the message that has been hashed so far. :return: The hash digest, computed over the data processed so far. Binary form. :rtype: byte string z#Error %d while making SHA224 digest) r � digest_sizer Z SHA224_digestr r r r r )r �bfrr r r r �digesta s ��zSHA224Hash.digestc C s d� dd� | �� D ��S )z�Return the **printable** digest of the message that has been hashed so far. :return: The hash digest, computed over the data processed so far. Hexadecimal encoded. :rtype: string � c S s g | ]}d t |� �qS )z%02xr )�.0�xr r r � <listcomp>{ s z(SHA224Hash.hexdigest.<locals>.<listcomp>)�joinr )r r r r � hexdigests s zSHA224Hash.hexdigestc C s2 t � }t�| j�� |j�� �}|rtd| ��|S )a4 Return a copy ("clone") of the hash object. The copy will have the same internal state as the original hash object. This can be used to efficiently compute the digests of strings that share a common initial substring. :return: A hash object of the same type z Error %d while copying SHA224)r r Z SHA224_copyr r r )r �cloner r r r �copy} s � zSHA224Hash.copyc C s t |�S )z#Create a fresh SHA-224 hash object.)r )r r r r r �new� s zSHA224Hash.new�N) �__name__� __module__� __qualname__�__doc__r � block_size�oidr r r r# r% r& r r r r r 1 s r Nc C s t � �| �S )a Create a new hash object. :parameter data: Optional. The very first chunk of the message to hash. It is equivalent to an early call to :meth:`SHA224Hash.update`. :type data: byte string/byte array/memoryview :Return: A :class:`SHA224Hash` hash object )r r& )r r r r r& � s r& c C s\ |dksJ �t t|��}t�| j�� |j�� ||t|�tt|���}|r*td| ��t|�S )z/Compute the expensive inner loop in PBKDF-HMAC.r z+Error %d with PBKDF2-HMAC assist for SHA224) r r r ZSHA224_pbkdf2_hmac_assistr r r r r )�innerZouterZ first_digestZ iterationsr r r r r �_pbkdf2_hmac_assist� s � r/ r' )ZCryptodome.Util.py3compatr ZCryptodome.Util._raw_apir r r r r r r r �objectr r& r r, r/ r r r r �<module> s $� d
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